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TRML

Tourmaline Bio
TRML

Delisted

TRML was delisted on the 27th of October, 2025.

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0 hedge funds and large institutions have $0 invested in Tourmaline Bio in 2025 Q4 according to their latest regulatory filings, with 0 funds opening new positions, 0 increasing their positions, 0 reducing their positions, and 132 closing their positions.

New
Increased
Maintained
Reduced
Closed

84.15% less ownership

Funds ownership: 84.15% → 0% (-84%)

100% less funds holding

Funds holding: 134 → 0 (-134)

100% less funds holding in top 10

Funds holding in top 10: 9 → 0 (-9)

100% less capital invested

Capital invested by funds: $1.03B → $0 (-$1.03B)

100% less first-time investments, than exits

New positions opened: 0 | Existing positions closed: 132

Holders
–
Holders Change
-134
Holders Change %
-100%
% of All Funds
–
Holding in Top 10
–
Holding in Top 10 Change
-9
Holding in Top 10 Change %
-100%
% of All Funds
–
New
–
Increased
–
Reduced
–
Closed
132
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

No buyers this quarter

Top Sellers

Rank Fund Capital Flow
1
ACA
Avoro Capital Advisors
New York
-$122M
2
QF
QVT Financial
New York
-$103M
3
BlackRock
BlackRock
New York
-$72.6M
4
TCM
TCG Crossover Management
California
-$62.7M
5
P
Pfizer
New York
-$60.8M
Name Holding Trade Value Shares
Change 		Change in
Stake
Invesco
51
Invesco
Georgia
– -$1.46M -30,558 Closed
CIEC
52
Crédit Industriel et Commercial
France
– -$1.42M -29,661 Closed
Barclays
53
Barclays
United Kingdom
– -$1.33M -27,801 Closed
PCM
54
Prelude Capital Management
New York
– -$1.3M -27,282 Closed
RhumbLine Advisers
55
RhumbLine Advisers
Massachusetts
– -$1.29M -27,057 Closed
VF
56
Virtu Financial
New York
– -$1.26M -26,273 Closed
Swiss National Bank
57
Swiss National Bank
Switzerland
– -$1.07M -22,400 Closed
OBAM
58
ODDO BHF Asset Management
France
– -$995K -20,810 Closed
SG Americas Securities
59
SG Americas Securities
New York
– -$965K -20,182 Closed
BCM
60
BCK Capital Management
Connecticut
– -$931K -19,471 Closed
OAM
61
Oxford Asset Management
United Kingdom
– -$897K -18,756 Closed
N
62
Natixis
France
– -$894K -18,700 Closed
FC
63
FORA Capital
Florida
– -$865K -18,087 Closed
GLF
64
Groupe la Francaise
France
– -$861K -17,998 Closed
JFG
65
Jefferies Financial Group
New York
– -$830K -17,363 Closed
Jane Street
66
Jane Street
New York
– -$788K -16,477 Closed
WAM
67
Weiss Asset Management
Massachusetts
– -$784K -16,387 Closed
BP
68
BBR Partners
New York
– -$717K -15,000 Closed
JP Morgan Chase
69
JP Morgan Chase
New York
– -$684K -14,291 Closed
Wells Fargo
70
Wells Fargo
California
– -$644K -13,462 Closed
Creative Planning
71
Creative Planning
Kansas
– -$636K -13,287 Closed
UBS AM
72
UBS AM
Illinois
– -$621K -12,987 Closed
Franklin Resources
73
Franklin Resources
California
– -$621K -12,984 Closed
Deutsche Bank
74
Deutsche Bank
Germany
– -$609K -12,730 Closed
AA
75
ALPS Advisors
Colorado
– -$596K -12,465 Closed
1 2
3
4 5

TRML Hedge Fund Activity: Q4 2025 in Review

0 of the 8,228 institutional investors tracked by Wall St. Rank reported a position in Tourmaline Bio (TRML) for Q4 2025, worth a combined $0 — down 100% from $1.03B a quarter earlier.

Sellers outnumbered buyers: 132 funds closed out of TRML and 0 opened new positions — a net loss of 132 holders — while 0 trimmed existing stakes and 0 added.

The largest seller was Avoro Capital Advisors, exiting entirely with an estimated $122M sold.

  • 0 institutional investors held Tourmaline Bio (TRML) as of Q4 2025, down from 134 in Q3 2025.
  • Funds reported $0 of Tourmaline Bio stock for Q4 2025, down 100% quarter-over-quarter.
  • 0 funds opened new Tourmaline Bio positions in Q4 2025 and 132 closed out, a net change of -132 holders.
  • The largest Tourmaline Bio seller in Q4 2025 was Avoro Capital Advisors, an estimated $122M sold.

Based on aggregated 13F filings for Q4 2025.